PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1327TSwitch,rotary

Cole Instrument Corp · NSN 5930-00-991-0590 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-991-0590 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-991-0590. Primary manufacturer part number: 1327T.
Features
  • Switch,rotary — FSC 5930
  • Switch Contact Basic Design: NONPILE-UP SYMMETRICAL
  • Terminal Type: TURRET
  • Switch Actuator Indexing Position Quantity: 10 SINGLE ACTUATOR
  • Distance Between Mounting Facility Centers: 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN
  • Precious Material and Location: CONTACTS AND SLIP RINGS AND BRUSHES SILVER
  • Shaft Type: ROUND SINGLE ACTUATOR
  • Hazardous Locations/environmental Protection: FUNGUS RESISTANT
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-00-991-0590, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Cole Instrument Corp. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-991-0590
Primary Part Number1327T
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerCole Instrument Corp
StatusACTIVE
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Terminal TypeTURRET
Switch Actuator Indexing Position Quantity10 SINGLE ACTUATOR
Distance Between Mounting Facility Centers1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN
Precious Material and LocationCONTACTS AND SLIP RINGS AND BRUSHES SILVER
Shaft TypeROUND SINGLE ACTUATOR
Hazardous Locations/environmental ProtectionFUNGUS RESISTANT
Nominal Thread Size0.164 INCHES SINGLE MOUNTING FACILITY IN
Shaft Diameter0.249 INCHES MINIMUM AND 0.251 INCHES MAXIMUM SINGLE ACTUATOR IN
Mounting Facility PatternTWO POSITION IN-LINE SINGLE MOUNTING FACILITY
Individual Section Quantity3
Mounting MethodTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Precious MaterialSILVER
Throw Quantity10 EACH SECTION PERIPHERY
Thread Series DesignatorUNF SINGLE MOUNTING FACILITY
Thread Class3B SINGLE MOUNTING FACILITY
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION PERIPHERY
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Style DesignatorTAP, SQUARE FRAME
Switch Actuator Positioning Increment15.0 DEGREES SINGLE ACTUATOR
Pole Quantity4 EACH SECTION PERIPHERY
Shaft Length0.930 INCHES MINIMUM AND 0.940 INCHES MAXIMUM SINGLE ACTUATOR IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3120-00-080-7955S1510-24458-2 INTERCHANGEABLE
Bushing,sleeve
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
3110-00-156-1843A1536 INTERCHANGEABLE
Bearing,ball,thrust
Abc Acquisition Company Dba Aetna Bearing Company
5330-00-354-37477371442 INTERCHANGEABLE
Gasket and Preformed Packing Set
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
684-456-9001 Honeywell International Inc. Div Aerospace - Torrance (USA)
A1536 Cole Instrument Corp (USA)
1327T PRIMARY Cole Instrument Corp (USA)
100-1009 Cole Instrument Corp. Dba Cole Instruments (USA)
684-456-9001 Loyal Electric Corp (USA)
Related Parts
3120-00-080-7955INTERCHANGEABLE
BUSHING,SLEEVE
S1510-24458-2
3110-00-156-1843INTERCHANGEABLE
BEARING,BALL,THRUST
A1536
5330-00-354-3747INTERCHANGEABLE
GASKET AND PREFORMED PACKING SET
7371442

Frequently Asked Questions

What is NSN 5930-00-991-0590?

NSN 5930-00-991-0590 is a Switch,rotary, manufactured by Cole Instrument Corp, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-991-0590?

NSN 5930-00-991-0590 has 5 cross-referenced part numbers: 684-456-9001 (Honeywell International Inc. Div Aerospace - Torrance), A1536 (Cole Instrument Corp), 1327T (Cole Instrument Corp), 100-1009 (Cole Instrument Corp. Dba Cole Instruments), 684-456-9001 (Loyal Electric Corp).

What NSN replaces 5930-00-991-0590?

There are 3 known substitutes for 5930-00-991-0590: 3120-00-080-7955, 3110-00-156-1843, 5330-00-354-3747. Verify interchangeability with system specifications before substitution.

What are the specifications of 1327T?

Key specifications for 1327T: Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Terminal Type: TURRET; Switch Actuator Indexing Position Quantity: 10 SINGLE ACTUATOR; Distance Between Mounting Facility Centers: 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN. 25 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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